DOPPLER aluminum mock up bearing

new doppler aluminum faux 6302 QR crankshaft bearing for motobecane!!

these are very helpful when building a race motor as you can easily install them on the crankshaft and assemble your carters for porting/port timing work. pull it apart and put it back together with ease!!

note, these ARE NOT REAL BEARINGS!!! they are just for mock up purposes

treatland